Capping Off An Unused Chimney

Why should unused chimneys be capped.

Capping off an unused chimney. If you are only talking a few feet of redundant flue then you ll probably be ok with fully capping after reducing the height with a single vent left in the blocked up fireplace. If you decide to cap your chimney off yourself please make sure you use the correct ladder safety. Measure all sides of the. How to close an unused chimney.

Other helpful maintenance. Capping a chimney off with a slab. The bottom is even easier. One old and virtually free method of capping off or sealing a chimney that is generally no longer used is to make a lead cap.

If bits of brick have crumbled inside or if there is significant decay consider calling a. Remove the cap on the chimney. Capping a chimney off with a slab is well not may favorite at all. Climb onto your roof to inspect the chimney.

Capping the flue is one of the best ways to close up the top of the chimney as it will still allow air to get in and out preventing condensation from building up. You may need to use a screwdriver to loosen screws holding it in place. Http www fixmyroof co uk videos and guides chimneys chimney capping in this video i show 3 different ways to cap off a disused chimney that does not alter. Extend the tape measure to find the total combined length of all the flues.

Take measurements for the length width and height of the chimney s flues. Insulating the bottom of the chimney once you ve capped the top of the chimney you will need to insulate the bottom of it. Simply cut a tight fitting plug out of foam insulation and block the hole on the bottom. Usually unused chimneys are capped off with a bent sheet metal covering and perhaps a wire strap or weight on the top.

Then measure across your flues to find the widest point.